---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8228 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 654 8770 4 6564 14992 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:21:d6:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84618sec preferred_lft 84618sec inet6 fe80::f816:3eff:fe21:d678/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:8c:4f:d7:1a:19 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8228) 11/12/25 _x86_64_ (4 CPU) 13:15:33 LINUX RESTART (4 CPU) 13:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:00 39.14 12.95 23.00 3.19 690.75 3601.12 22364.25 13:40:00 30.92 0.02 27.56 3.35 0.59 2474.05 6839.75 Average: 35.03 6.48 25.28 3.27 345.67 3037.59 14602.00 13:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:00 8859848 12547488 3410308 20.83 138688 3661736 3652852 20.97 888648 6229856 25216 13:40:00 8482356 12675992 3278932 20.03 158324 4116812 3307380 18.98 1008304 6446340 121448 Average: 8671102 12611740 3344620 20.43 148506 3889274 3480116 19.98 948476 6338098 73332 13:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:00 lo 1407.09 1407.09 1334.17 1334.17 0.00 0.00 0.00 0.00 13:30:00 ens3 50.53 41.68 183.75 10.33 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 1340.35 1340.35 1276.16 1276.16 0.00 0.00 0.00 0.00 13:40:00 ens3 29.50 24.24 35.16 7.50 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1373.72 1373.72 1305.16 1305.16 0.00 0.00 0.00 0.00 Average: ens3 40.02 32.96 109.45 8.91 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8228) 11/12/25 _x86_64_ (4 CPU) 13:15:33 LINUX RESTART (4 CPU) 13:20:00 CPU %user %nice %system %iowait %steal %idle 13:30:00 all 69.21 0.07 2.66 1.04 0.12 26.91 13:30:00 0 67.87 0.16 2.43 0.31 0.11 29.12 13:30:00 1 69.49 0.02 2.64 0.29 0.11 27.45 13:30:00 2 70.01 0.11 2.74 2.57 0.13 24.43 13:30:00 3 69.46 0.00 2.84 0.97 0.12 26.62 13:40:00 all 63.02 0.00 2.50 0.81 0.12 33.56 13:40:00 0 61.06 0.00 2.75 1.77 0.12 34.30 13:40:00 1 65.08 0.00 2.50 0.36 0.12 31.94 13:40:00 2 66.18 0.00 2.54 0.45 0.12 30.71 13:40:00 3 59.74 0.00 2.19 0.65 0.12 37.29 Average: all 66.11 0.04 2.58 0.92 0.12 30.24 Average: 0 64.47 0.08 2.59 1.04 0.11 31.72 Average: 1 67.28 0.01 2.57 0.32 0.12 29.70 Average: 2 68.09 0.05 2.64 1.51 0.13 27.58 Average: 3 64.60 0.00 2.52 0.81 0.12 31.96